Big Data and Data Management
Companies' interest in large amounts of data has intensified in recent years. Data is being collected at ever increasing rates and, in many cases, is collected even for a specific purpose. Online stores have started to store not only information on what is purchased, but also all items viewed and all links clicked. Whether public or private, structured or unstructured, data sets are piling up everywhere. In the past, data was collected intentionally, so that it represented some intentional measure of the real world. More recently, however, the Internet, ubiquitous electronic devices and a latent fear of losing hidden value in data have led organizations to collect as much data as possible, usually on the premise that this data will be useful later. For the first time in history, various sectors are first collecting data and then wondering what can be done with that data. Social networks usually store everything that their users do on them. The purpose of this collection is not alw...